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Finding the Fourth Proportional to 324,596.38, 447,960.07 and 195,575.39

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Solution

The fourth proportional to 324,596.38, 447,960.07 and 195,575.39 is: 269,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,596.38 : 447,960.07 = 195,575.39 : x
  2. Step 2: Convert to fraction form
    324,596.38/447,960.07 = 195,575.39/x
  3. Step 3: Cross multiply
    324,596.38x = 447,960.07 × 195,575.39
  4. Step 4: Simplify right side
    324,596.38x = 87,609,965,394.68
  5. Step 5: Solve for x
    x = 87,609,965,394.68/324,596.38
  6. Step 6: Final answer
    x = 269,904.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.